def getOutput(self, name=None, block="AUTO", file_link=False):
"""Return a link to a zip file of the working directory.
Parameters
----------
name : str
The name of the zip file.
block : bool
Whether to block until the process has finished running.
file_link : bool
Whether to return a FileLink when working in Jupyter.
Returns
-------
ouput : str, IPython.display.FileLink
A path, or file link, to an archive of the process output.
"""
if name is None:
name = self._name
else:
if type(name) is not str:
raise TypeError("'name' must be of type 'str'")
# Wait for the process to finish.
if block is True:
self.wait()
elif block == "AUTO" and self._is_blocked:
self.wait()
# Generate the zip file name.
zipname = "%s.zip" % name
# Glob all of the output files.
output = _glob.glob("%s/*" % self._work_dir)
with _zipfile.ZipFile(zipname, "w") as zip:
# Loop over all of the file outputs.
for file in output:
zip.write(file, arcname=_os.path.basename(file))
# Return a link to the archive.
if _is_notebook():
if file_link:
return _FileLink(zipname)
else:
return zipname
# Return the path to the archive.
else:
return zipname
def getOutput(self, filename=None, file_link=False):
"""Return a zip file containing the output from the parameterisation process.
Parameters
----------
filename : str
The name to write the output to.
file_link : bool
Whether to return a FileLink when working in Jupyter.
Returns
-------
file_link : str, IPython.lib.display.FileLink
The name of, or link to, a zipfile containing the output.
"""
if self._zipfile is None or filename is not None:
if filename is not None:
zipname = "%s.zip" % filename
# If the user has passed a directory, make sure that is exists.
if _os.path.basename(filename) != filename:
dirname = _os.path.dirname(filename)
# Create the directory if it doesn't already exist.
if not _os.path.isdir(dirname):
_os.makedirs(dirname, exist_ok=True)
else:
zipname = "%s.zip" % self._hash
# Append the files to the archive.
with _zipfile.ZipFile(zipname, "w") as zip:
# Loop over all of the output files.
for file in _glob.glob("%s/*" % self._work_dir):
zip.write(file, arcname=_os.path.basename(file))
# Store the location of the zip file. Only do so if the
# parameterisation has finished.
if not self._is_finished:
self._zipfile = zipname
# Return a link to the archive.
if _is_notebook:
if file_link:
return _FileLink(self._zipfile)
else:
return self._zipfile
else:
return self._zipfile
def getInput(self, name=None, file_link=False):
"""Return a link to a zip file containing the input files used by
the process.
Parameters
----------
name : str
The name of the zip file.
file_link : bool
Whether to return a FileLink when working in Jupyter.
Returns
-------
ouput : str, IPython.display.FileLink
A path, or file link, to an archive of the process input.
"""
if name is None:
name = self._name + "_input"
else:
if type(name) is not str:
raise TypeError("'name' must be of type 'str'")
# Generate the zip file name.
zipname = "%s.zip" % name
with _zipfile.ZipFile(zipname, "w") as zip:
# Loop over all of the file outputs.
for file in self.inputFiles():
zip.write(file, arcname=_os.path.basename(file))
# Return a link to the archive.
if _is_notebook:
if file_link:
return _FileLink(zipname)
else:
return zipname
# Return the path to the archive.
else:
return zipname
def validate(self, file_prefix="output"):
"""Whether the output requirements are satisfied.
Parameters
----------
file_prefix : str
The prefix of the output file name.
Returns
-------
output : IPython.lib.display.FileLink, str
If running interatvely: A link to a zipfile containing the
validated output, else the name of a YAML file containing
the node output.
"""
if type(file_prefix) is not str:
raise TypeError("The 'file_prefix' keyword must be of type 'str'.")
# Flag that we have validated output.
self._is_output_validated = True
# A list of File and FileSet outputs.
file_outputs = []
# Check no outputs are None.
for name, output in self._outputs.items():
if output.getValue() is None:
self._errors.append("Missing output for requirement '%s'" %
name)
else:
if type(output) is _File or type(output) is _FileSet:
file_outputs.append(output)
# Node failed.
if len(self._errors) > 0:
for error in self._errors:
print("%s" % error, file=_sys.stderr)
if self._name is not None:
raise SystemExit("Node '%s' failed!" % self._name)
else:
raise SystemExit("Node failed!")
# Create a compressed archive containing all file output for the node.
if self._is_notebook:
# There are files.
if len(file_outputs) > 0:
# Create the archive name.
zipname = "%s.zip" % file_prefix
# Append the files to the archive.
with _zipfile.ZipFile(zipname, "w") as zip:
# Loop over all of the file outputs.
for output in file_outputs:
if type(output) is _File:
file = output.getValue()
zip.write(file, arcname=_os.path.basename(file))
else:
for file in output.getValue():
zip.write(file,
arcname=_os.path.basename(file))
# Return a link to the archive.
return _FileLink(zipname)
else:
# Initialise an empty dictionary to store the output data.
data = {}
# Create the YAML file name.
yamlname = "%s.yaml" % file_prefix
# Populate the dictionary.
for name, output in self._outputs.items():
data[name] = output.getValue()
# Write the outputs to a YAML file.
with open(yamlname, "w") as file:
_yaml.dump(data, file, default_flow_style=False)
return yamlname